Amazon.com: Western Digital 4TB 3.5 Inch SATA III, 7200 RPM, 64 MB Cache Enterprise Hard Drive (Western Digital4000FYYZ) : Electronics
Amazon.com: WD Gold 4TB Enterprise Class Hard Disk Drive - 7200 RPM Class SATA 6 Gb/s 128MB Cache 3.5 Inch - WD4002FYYZ (Renewed) : Electronics
Supermicro 4TB 3.5” SATA3 HDD-T4TB-SM0F26942 Internal Hard Drive
G-Tech G-Drive USB 4TB 7200, USB 3.0 Only - MacEnthusiasts
WD Red Pro 4TB NAS Hard Disk Drive - 7200 RPM Class SATA 6Gb/s 128MB Cache 3.5 Inch - WD4002FFWX - Walmart.com
TOSHIBA MD04ACA400 4TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive Desktop Internal Hard Drives - Newegg.com
Sun Microsystems 7066824 4TB - 7200 RPM SAS Disk Assembly with Bracket, 3.5 inch Hard Drive for sale online | eBay
Dell 4TB 7200 SATA III 3.5-inch LFF OEM Desktop Hard Drive N36YX WD PN WD4000FYYX - Star Micro Inc
Amazon.com: HGST WD Ultrastar HUS726T4TALE6L4 4TB 7200 RPM 512e SATA 6Gb/s 3.5-Inch Internal Hard Disk Drive : Electronics
Amazon.com: Seagate IronWolf Pro 4TB NAS Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 7200 RPM 128MB Cache for RAID Network Attached Storage, Data Recovery Service – Frustration Free Packaging (ST4000NEZ01) : Electronics
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Amazon.com: HGST Ultrastar 7K6000 4TB 7200 RPM SATA 128MB Cache 3.5" Internal Enterprise Hard Drive - HUS726040ALE610 (0F23005) : Electronics
Amazon.com: Seagate Enterprise 4TB Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 7200 RPM, 256MB Cache (ST4000NM004C) : Electronics
STMFSND2CLAR4000 – Data Domain 4TB 7200 RPM SAS 3.5″ HDD for DD6300, DD6800, DD9300 12 bay enclosures – Disk Drive Finder
HP - 4 TB - SATA 6Gb/s - 7200 rpm - Hard drive
Amazon.com: WD Red Pro 4TB NAS Hard Disk Drive - 7200 RPM SATA 6 Gb/s 64MB Cache 3.5 Inch - WD4001FFSX : Electronics
Toshiba 4TB MG08-D Series Enterprise Capacity 7200 MG08ADA400E
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Seagate FireCuda ST4000DX005 4TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5" Internal HDD Bare Drive - Walmart.com
Western Digital RE WD4000FYYZ 4TB 7200 RPM 64MB Cache SATA 6Gb/s 3.5" Hard Drive - OregonRecycles.com
Western digital RE 4TB 3TB 2TB Internal Enterprise Hard Drive 3.5 Inch 7200 RPM SATA III 64 MB Cache For DVR NVR PC
